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EP 1 971 481 A1

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(43) Date of publication: 24.09.2008 Bulletin 2008/39 (21) Application number: 07700938.9 (22) Date of filing: 11.01.2007

(51) International Patent Classification (IPC):  B32B 17/10(2006.01) B32B 27/18(2006.01) (86) International application number: PCT/KR2007/000205 (87) International publication number: WO 2007/081168 (19.07.2007 Gazette 2007/29)

(84) Designated Contracting States: DE FR GB (30) Priority: 13.01.2006 KR 20060003882 (71) Applicant: LG Chem, Ltd. Youngdungpo-gu, Seoul 150-721 (KR)

(72) Inventors: KIM, Hee-Jung Daejeon Metropolitan City 305-340 (KR) KIM, Dong-Ryul Daejeon Metropolitan City 305-721 (KR) LEE, Ho-Jun Daejeon Metropolitan City 305-762 (KR) RYU, Sang-Uk Daejeon Metropolitan City 305-308 (KR) LEE, Hyo-Sun Daejeon Metropolitan City 302-736 (KR) JEONG, Boong-Goon Daejeon Metropolitan City 302-222 (KR) NAM, Dae-Woo Daejeon Metropolitan City 302-782 (KR) CHA, Ju-Eun Daegu Metropolitan City 711-813 (KR) (74) Representative: Goddar, Heinz J.  FORRESTER & BOEHMERT Pettenkoferstrasse 20-22 80336 München 80336 München (DE)